1 files changed, 2 insertions, 1 deletions
diff --git a/packages/contracts/test/utils/erc721_wrapper.ts b/packages/contracts/test/utils/erc721_wrapper.ts
index d023b4d02..743d10706 100644
--- a/packages/contracts/test/utils/erc721_wrapper.ts
+++ b/packages/contracts/test/utils/erc721_wrapper.ts
@@ -81,7 +81,8 @@ export class ERC721Wrapper {
     }
     public async doesTokenExistAsync(tokenAddress: string, tokenId: BigNumber): Promise<boolean> {
         const tokenContract = this._getTokenContractFromAssetData(tokenAddress);
-        const doesExist = await tokenContract.exists.callAsync(tokenId);
+        const owner = await tokenContract.ownerOf.callAsync(tokenId);
+        const doesExist = owner !== constants.NULL_ADDRESS;
         return doesExist;
     }
     public async approveProxyAsync(tokenAddress: string, tokenId: BigNumber): Promise<void> {